An Enemy Within: The Making of Najibullah Zazi

Najibullah Zazi has denied charges he conspired to bomb targets in the U.S., but government officials are confident they've got their man. How the terrorism suspect's background in Pakistan, New York City and Denver shaped him

You'd think Najibullah Zazi would stand out on the high, dry plains southeast of Denver, where the earth is as flat as a starched shirt and mere wrinkles count as topography. But if heartland suburbs were ever enclaves of uniformity, that day is long gone. Aurora, Colo., is a city of people from somewhere else, a low-slung municipality of 315,000 that includes extremes of both poverty and prosperity. Aurora is vast  nearly 154 sq. mi. (400 sq km)  and dense, with a high concentration of multifamily housing units, apartment buildings, townhouses and condominiums. Those homes contain a...